Vessel or vessels of practically any size or type.

A short spar under the cap of the bowsprit used for holding down a jib boom.

A metal pin by which the plating and other parts of iron and steel vessels are joined. Rivets are known by their heads, such as: Flush, pan, snap, plug, tap, countersunk, mushroom, and swollen neck.

A strong vertical post used to attach lines for towing or mooring.

A compartment where the crew lives.

A term used to cover all of the anchor gear.

To calculate your position using time, the position of celestial bodies, and mathematical tables. Position is determined by measuring the apparent altitude of one of these objects above the horizon using a sextant and recording the times of these sighting ...

A navigational aid used in the United States and Canada to mark a channel. Green triangular daymarks should be kept on the left when returning from a larger to smaller body of water.

Small lines used to tie the sails when they are flaked or furled.

A large net with its mouth held open, towed by a trawler along the bottom to catch bottom fish.

Compartment for the storage of oil or other fuel.

A draft payable on demand upon presentation.

The part of a ship's rigging which is permanently secured and immovable; e.g. stays, shrouds, etc.

On wooden boats, a line of planking running from the bow to the stern along the hull.

Voyage made in varying directions. To sail in various directions for pleasure, in search, or for exercise.

Shoal area between two navigational channels.

A signal which is hoisted during a sailing race to protest the actions of another (for rules infractions)

Slang term for a small swab made of rope and used for drying decks.

Another name for the bo'sun's whistle.

A knot with two half hitches loops - on the standing part of the line.